From 183f121cfc9e556ad0ee44a4afb5decc0be3825e Mon Sep 17 00:00:00 2001
From: Jamie Hardt <jamiehardt@me.com>
Date: Wed, 16 Nov 2022 16:57:21 -0800
Subject: [PATCH] Update channel_map.py

Added some typing
---
 pycmx/channel_map.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pycmx/channel_map.py b/pycmx/channel_map.py
index 63678ea..eafc947 100644
--- a/pycmx/channel_map.py
+++ b/pycmx/channel_map.py
@@ -2,13 +2,14 @@
 # (c) 2018 Jamie Hardt
 
 from re import (compile, match)
+from typing import Dict, Tuple
 
 class ChannelMap:
     """
     Represents a set of all the channels to which an event applies.
     """
 
-    _chan_map = {     
+    _chan_map : Dict[str, Tuple] = {     
                 "V" :    (True,   False,   False),
                 "A" :    (False,  True,    False),
                 "A2" :   (False,  False,   True),
@@ -109,3 +110,4 @@ class ChannelMap:
         out_a = self._audio_channel_set | other._audio_channel_set
 
         return ChannelMap(v=out_v,audio_channels = out_a)
+